Hexagonal full bolted steel column structure and manufacturing method thereof

Abstract

The present application relates to a kind of six face twisted full bolt connection steel column structure and its manufacturing method, wherein the structure includes six face twisted main structure and beam-column joint, main structure is connected by six face continuous torsion structure stress plate, main six face is twisted and presents the outline profile of flower shape, bottom section steel column bottom is connected with bottom plate, column top is connected with end connecting plate, internal setting inner partition, upper section steel column bottom is connected with end connecting plate, column top position is connected with column top beam node.The node of the present application is used for multi-storey building steel column, meets the requirement of individualized modeling design, realizes the effective transmission of overall structure and node force, guarantees the stress safety of steel column structure.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of steel structure building, in particular to a six-surface screw bolt connecting steel column structure and a manufacturing method thereof. BACKGROUND

[0002] Steel structure building is widely used in multi-story and high-rise buildings, and the steel column is an important structure form of the steel structure column, and is often exposed and visible, bearing important structural stress requirements and appearance modeling requirements.

[0003] With the increasing application of steel structure in buildings, the demand for design shape modeling is gradually increasing, and the construction efficiency is becoming more and more demanding. The application of the six-surface screw bolt connecting steel column structure not only makes the appearance more beautiful and more characteristic, but also realizes the full bolt installation of this special structure type, greatly improves the efficiency, and realizes reliable force transmission through the connection design between structures and the key size design. The present application is thus born. SUMMARY

[0004] The present application discloses a six-surface screw bolt connecting steel column structure, mainly used for the structural modeling design of steel columns in multi-story and high-rise buildings, capable of realizing reliable force transmission and ensuring the safety of structural stress.

[0005] In order to achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows:

[0006] A six-surface screw bolt connecting steel column structure, comprising upper and lower two-section steel column main structure, upper and lower column connecting structure, beam node and stiffener plate, the main structure comprises six-surface continuous torsion plates connected with each other and end plates to form a closed body with a screw bolt connecting structure, an inner partition plate is designed in the closed body, the end plate is connected with the six-surface screw bolt connecting structure, the main structure is in the form of six-surface, the two ends of the steel column are in the form of 60° rotation angle, and the six edges are spirally extended according to the 60° rotation angle, so as to form a spiral screw bolt connecting structure; the upper and lower two-section steel column main structure is connected by the end connecting plate, the connecting structure comprises the end connecting plate as the main structure stress plate connected with the six-surface continuous torsion plate, the end connecting plate is connected with the cross structure in the axial direction of the steel column, the cross structure is connected with the stress inner partition plate and the six-surface continuous torsion plate, so as to form an effective stress transmission system, the outer side is provided with a hand hole plate for bolt installation and sealing after installation; a conversion beam node is arranged at the top of the column, the beam node is in the form of a day-shaped structure, the top is a horizontal force transmission plate, and the rest three panels and the internal through plate are combined to form a box beam conversion node, the end of the box beam conversion node is in the form of a full bolt connecting node, the end is provided with a stress end plate connecting plate, and is connected with the upper and lower plates of the beam node and the internal through plate, so as to realize stress transmission, and the outer side is provided with a hand hole plate for bolt installation and sealing after installation.

[0007] Further, the six continuous twist plates are a first twist plate, a second twist plate, a third twist plate, a fourth twist plate, a fifth twist plate, and a sixth twist plate, the first twist plate and the second twist plate are connected on the same side, the second twist plate and the third twist plate are connected on the same side, the third twist plate and the fourth twist plate are connected on the same side, the fourth twist plate and the fifth twist plate are connected on the same side, the fifth twist plate and the sixth twist plate are connected on the same side, and the sixth twist plate and the first twist plate are connected on the same side, thereby forming a six-sided spiral whole structure.

[0008] Further, the first twist plate, the second twist plate, the third twist plate, the fourth twist plate, the fifth twist plate, and the sixth twist plate are all twist plates, the relative positions of the upper and lower end cross-section lines are twisted by 60°, forming a 60° twisted spiral structure, and the upper and lower ends of the cross-section still maintain the same angle.

[0009] Further, the upper and lower column connection structure is full bolted through an end connection plate, the end connection plate is connected with the six continuous twist plates as a main structure stress plate, and the end connection plate is connected with the steel column axis direction cross structure plate for force transmission, the two sides of the cross plate are connected with the plane side of the six spiral plate, the other two sides are connected with the corner of the six spiral plate, the height of the cross structure plate is 500 mm, the distance between the stress inner partition plate and the end is 500 mm, and the cross structure transmission plate is connected with the stress inner partition plate and the six continuous twist plate.

[0010] Further, the upper and lower column connection structure is full bolted through an end connection plate, bolt holes are arranged on the end plate, hand hole plates are arranged outside the connection position, the thickness of the hand hole plate is 6 mm, the height of the hand hole plate is 200 mm, and the hand hole plate is used for installing internal bolts, after installation, small screws are used for fixing the steel column.

[0011] Further, the beam node cross-section form is a day-shaped structure, the top is a horizontal force transmission whole plate, which is combined with the remaining three panels and the internal through plate to form a box beam conversion node, a stress end plate connecting plate is arranged at the end, bolt holes are arranged on the end plate, the end plate is arranged in an embedded form, and is connected with the upper and lower plates of the beam node and the internal through plate, so that stress transmission is realized.

[0012] Further, the beam connection form is full bolted through an end connection plate, bolt holes are arranged on the end plate, hand hole plates are arranged outside, the thickness of the hand hole plate is 6 mm, the height of the hand hole plate is 150 mm, and the hand hole plate is used for bolt installation and sealing after installation.

[0013] Further, the lower column is provided with a column bottom connecting plate, the column bottom connecting plate is hexagonal, bolt holes are arranged around the column bottom connecting plate, and the column bottom connecting plate is full bolted with a field embedded part, and the thickness of the column bottom connecting plate is 40 mm.

[0014] Further, the six-sided twisted plate has a width of 600 mm and a thickness of 30 mm, and the twist angle is 60°.

[0015] Further, the method for forming the six-sided twisted full bolt connection steel column structure comprises the following steps.

[0016] Step (1), pre-forming the six-sided twisted plate member forming a six-sided twisted shape;

[0017] Step (2), opening a plate member bevel on the six-sided twisted plate member forming a six-sided twisted shape, and the bevel form simulates the shape of the corner sharp angle.

[0018] Step (3), drawing a projection point projection contour line according to the three-dimensional control size of the six-sided twisted full bolt connection steel column structure, and then placing a platform frame;

[0019] Step (4), gradually assembling the six-sided twisted plate member, the inner partition plate, the cross plate, and the end connecting plate of the six-sided twisted full bolt connection steel column according to the platform frame and the projection point projection contour line, and connecting them by welding;

[0020] Step (5), gradually assembling the top beam joint plate according to the platform frame and the projection point projection contour line, and connecting the various parts by welding;

[0021] Step (6), installing the lower section column on site, and connecting the lower section column bottom connecting plate with the embedded part by full bolt connection.

[0022] Step (7), installing the upper section column on site, connecting the upper and lower section columns through the end bolt connecting plate, tightening the bolt, assembling a 6 mm thick hand hole plate, and connecting the hand hole plate with the column body through a screw.

[0023] Further, in step (1), the pre-forming of the six-sided twisted plate is independently formed into the required shape through a cold forming process of gradually twisting through a gradual change line; when pre-forming the six-sided twisted plate, the size of the four peripheral edge lines and the middle position are controlled according to the projection point projection contour line, and adjusted through pressing combined with heating. In steps (6) and (7), the on-site installation form of the steel column of this structure type is in the form of full bolt connection, and the appearance is fully closed through the hand hole plate. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The isometric view of the six-sided twisted full bolt connection steel column structure in the embodiment;

[0025] Figure 2 The is the Figure 1 The upper segment steel column main structure explosion view;

[0026] Figure 3For Figure 1 The middle lower segment steel column main structure explosion view;

[0027] Figure 4 For the upper and lower end face 60° twist angle schematic diagram;

[0028] Figure 5 For Figure 1 The middle column bottom connecting plate structure schematic diagram;

[0029] Figure 6 For Figure 1 The middle connecting node 7 position explosion structure schematic diagram;

[0030] Figure 7 For Figure 1 The middle upper segment steel column main structure hand hole schematic diagram;

[0031] Figure 8 The lower segment steel column main structure hand hole schematic diagram;

[0032] Figure 9 For Figure 1 The middle column top position beam node explosion structure schematic diagram. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

[0034] The present embodiment is first a six-surface twisted full bolt connection steel column structure, combined Figures 1 to 9 As shown in the figure, the six-surface twisted full bolt connection steel column structure described in the present embodiment is used on the steel column of a steel structure building. It comprises an upper segment steel column main structure 2, a lower segment steel column main structure 3, an upper and lower column connecting structure 7, a beam node 5 and a stiffened plate. The six-surface continuous twisted plates are connected with each other and with the end plates (7-5, 7-4) to form a closed body with a twisted shape, and the closed body is equipped with inner partitions (6, 8). The end plates (7-5, 7-4) are connected with the main body six-surface twisted plates,

[0035] Combined Figure 2The six continuous twist plates of the upper steel column main body structure 2 are respectively a first twist plate (2-1), a second twist plate (2-2), a third twist plate (2-3), a fourth twist plate (2-4), a fifth twist plate (2-5), and a sixth twist plate (2-6). The first twist plate (2-1) is connected to the second twist plate (2-2) on the same side, the second twist plate (2-2) is connected to the third twist plate (2-3) on the same side, the third twist plate (2-3) is connected to the fourth twist plate (2-4) on the same side, the fourth twist plate (2-4) is connected to the fifth twist plate (2-5) on the same side, the fifth twist plate (2-5) is connected to the sixth twist plate (2-6) on the same side, and the sixth twist plate (2-6) is connected to the first twist plate (2-1) on the same side, thereby forming a six-surface spiral whole structure. The cross sections of the two end portions of the steel column are at a 60° rotation angle with respect to each other, and the six edges are helically extended according to the 60° rotation angle, thereby forming a spiral spiral-shaped outer structure, and meanwhile the upper and lower end sections still maintain the same angle.

[0036] In combination Figure 4 The width of the six continuous twist plates is 600 mm, and the thickness is 30 mm, and the twist angle is 60°.

[0037] In combination Figure 6 The end plates (7-5, 7-4) are connected to the cross structure plates (7-2, 7-3, 7-6, 7-7) in the direction of the axis of the steel column, the cross structure plates are connected to the stress inner partition plates (7-1, 7-8) and the six continuous twist plates, thereby forming an effective stress transmission system, and hand hole plates are arranged on the outside for bolt installation and sealing after installation. The cross structure plates (7-2, 7-3, 7-6, 7-7) are connected to the plane sides of the six spiral plates on both sides, and are connected to the corner portions of the six spiral plates on the other two sides, the height of the cross structure plates (7-2, 7-3, 7-6, 7-7) is 500 mm, and the stress inner partition plates are 500 mm away from the end portions.

[0038] In combination Figure 3 The lower steel column main body structure 3 also includes a first twist plate (3-1), a second twist plate (3-2), a third twist plate (3-3), a fourth twist plate (3-4), a fifth twist plate (3-5), and a sixth twist plate (3-6). The first twist plate (3-1) is connected to the second twist plate (3-2) on the same side, the second twist plate (3-2) is connected to the third twist plate (3-3) on the same side, the third twist plate (3-3) is connected to the fourth twist plate (3-4) on the same side, the fourth twist plate (3-4) is connected to the fifth twist plate (3-5) on the same side, the fifth twist plate (3-5) is connected to the sixth twist plate (3-6) on the same side, and the sixth twist plate (3-6) is connected to the first twist plate (3-1) on the same side, thereby forming a six-surface spiral whole structure.

[0039] The structural form of the connection structure between the upper and lower steel column main structures is full-bolt connection through end connection plates. Bolt holes are provided on the end plates. Combining Figure 7 , Figure 8 , manhole plates (2-7, 2-8, 2-9, 2-10) are provided on the outer side of the connection position of the upper steel column main structure, and manhole plates (3-7, 3-8, 3-9, 3-10) are provided on the outer side of the connection position of the lower steel column main structure 3. The thickness of the manhole plates is 6 mm, and the height of the manhole plates is 200 mm, which are used for installing internal bolts. After installation, small screws are used to fix them to the steel column.

[0040] Combining Figure 9 , a beam node 5 is provided at the position of the assembled column top. The beam node 5 is in a Japanese character structure. The top is a transverse force transmission integral plate 1, which is combined with the other three panels (5-4, 5-1, 5-3) and the internal through plate (5-7) to form a box-shaped beam conversion node. An end assembly stress end plate connection plate (5-2) is provided, and at the same time, it is connected to the upper and lower plates of the beam node and the internal through plate (5-7) to achieve force transmission. At the same time, manhole plates (5-5, 5-6) are provided on the outside, which are used for bolt installation and closing after installation. The thickness of the manhole plates (5-5, 5-6) is 6 mm, and the height of the manhole plates is 150 mm, which are used for bolt installation and closing after installation.

[0041] A column bottom connection plate 4 is provided on the lower steel column main structure 3. The column bottom connection plate is hexagonal, and bolt holes are provided around it, and it is full-bolt connected to the on-site embedded parts, and the plate thickness is 40 mm.

[0042] This embodiment also simultaneously discloses a manufacturing method of the above six-sided twist-shaped full-bolt connection steel column structure. The manufacturing method includes the following steps:

[0043] A manufacturing method of a six-sided twist-shaped full-bolt connection steel column structure includes the following steps:

[0044] Step (1), the torsion plates (2-1, 2-2, 2-3, 2-4, 2-5, 2-6) forming the six-sided twist shape are preformed;

[0045] Step (2), a plate groove is opened on the torsion plates forming the six-sided twist shape, and the groove form simulates the shape of the corner sharp angle.

[0046] Step (3), according to the three-dimensional control dimensions of the six-sided twist-shaped full-bolt connection steel column structure, draw the projection contour line of the projection points, and then place the platform frame;

[0047] Step (4), based on the platform frame and the projection contour line of the projection points, gradually assemble and connect the torsion plates, internal partitions (6, 8), stress internal partitions (7-1, 7-8), and end plates (7-5, 7-4) of the six-sided twist-shaped full-bolt connection steel column in a welded form;

[0048] Step (5): Based on the platform frame and the projection outline of the projection point, gradually assemble the top beam node plate, and connect the various parts by welding.

[0049] Step (6): Install the lower section steel column main structure 3 on site, and connect the column bottom connecting plate 4 of the lower section steel column main structure 3 with the embedded parts by bolts.

[0050] Step (7): Install the upper section of the steel column main structure 2 on site. The upper and lower sections of the steel column main structure are connected by end plates (7-5, 7-4). After tightening the bolts, install 6mm thick hand hole plates (2-7, 2-8, 2-9, 2-10). The hand hole plates are connected to the column body by screws.

[0051] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A six-sided twist-shaped fully bolted steel column structure, characterized in that: It includes upper and lower steel column main structures, upper and lower column connection structures, beam nodes and stiffening plates. The main structure includes a closed body formed by six continuous torsion plates connecting with each other and with end plates to form a twist-shaped outer contour. Inner partitions are designed inside the closed body. The end plates are connected to the six-sided twist-shaped torsion plates of the main body. The cross-section form of the main structure is hexagonal. The cross-sections at both ends of the steel column are rotated 60° relative to each other, and the six edges extend spirally according to the 60° rotation angle, thus forming a spiral twist-shaped outer structure. The upper and lower steel column main structures are fully bolt-connected through end connection plates. The connection structure form includes that the end connection plate, as the main structural stress-bearing plate, is connected to the six continuous torsion plates. At the same time, the end connection plate is connected to the cross-shaped structure for force transmission in the axial direction of the steel column. The cross-shaped force transmission plate is connected to the stress-bearing inner partition and the six continuous torsion plates, thus forming an overall effective force transmission system. A manhole plate is arranged on the outside for bolt installation and closing after installation. A transfer beam node is arranged at the top of the column. The beam node is in a "day" - shaped structure. The top is a transverse force transmission integral plate, which combines with the other three panels and the internal through plate to form a box-shaped beam transfer node. The end of the box-shaped beam transfer node is in the form of a fully bolted connection node. A stress-bearing end plate connection plate is arranged at the end, and at the same time, it is connected to the upper and lower plates and the internal through plate of the beam node to achieve force transmission. At the same time, a manhole plate is arranged on the outside for bolt installation and closing after installation.

2. The six-sided twisted all-bolted steel column structure according to claim 1, characterized in that: The six continuous torsion plates are No. 1 torsion plate, No. 2 torsion plate, No. 3 torsion plate, No. 4 torsion plate, No. 5 torsion plate and No. 6 torsion plate. The No. 1 torsion plate is connected to the No. 2 torsion plate on the same side, the No. 2 torsion plate is connected to the No. 3 torsion plate on the same side, the No. 3 torsion plate is connected to the No. 4 torsion plate on the same side, the No. 4 torsion plate is connected to the No. 5 torsion plate on the same side, the No. 5 torsion plate is connected to the No. 6 torsion plate on the same side, and the No. 6 torsion plate is connected to the No. 1 torsion plate on the same side, thus forming a six-sided twist-shaped integral structure.

3. The six-sided twisted all-bolted steel column structure according to claim 2, characterized in that: The width of the six continuous torsion plates is 600 mm, the thickness is 30 mm, and the torsion angle is 60°.

4. The six-sided twisted all-bolted steel column structure according to claim 1, characterized in that: The structural form of the upper and lower column connection structure is fully bolt-connected through the end connection plate. The end connection plate, as the main structural stress-bearing plate, is connected to the six continuous torsion plates. At the same time, the end connection plate is connected to the cross-shaped structure plate for force transmission in the axial direction of the steel column. The two sides of the cross plate are connected to the plane side of the six-sided twist plate, and the other two sides are connected to the corners of the six-sided twist plate. The height of the cross-shaped structure plate is 500 mm, the stress-bearing inner partition is 500 mm away from the end, and the cross-shaped force transmission plate is connected to the stress-bearing inner partition and the six continuous torsion plates.

5. A six-sided twisted, fully bolted steel column structure according to claim 1, characterized in that: The structural form of the upper and lower column connection structure is fully bolt-connected through the end connection plate. Bolt holes are arranged on the end plate, and a manhole plate is arranged on the outside of the connection position. The thickness of the manhole plate is 6 mm, and the height is 200 mm, which is used for installing internal bolts. After installation, it is fixed to the steel column with small screws.

6. A six-sided twisted, fully bolted steel column structure according to claim 1, characterized in that: The cross-section form of the beam node is a "day" - shaped structure. The top is a transverse force transmission integral plate, which combines with the other three panels and the internal through plate to form a box-shaped beam transfer node. A stress-bearing end plate connection plate is arranged at the end. Bolt holes are arranged on the end plate, and it is arranged in an embedded form at the end. At the same time, it is connected to the upper and lower plates and the internal through plate of the beam node to achieve force transmission.

7. A six-sided twisted, fully bolted steel column structure according to claim 6, characterized in that: The beam connection is a fully bolted connection with end connecting plates. Bolt holes are provided on the end plates, and hand hole plates are provided on the outside. The hand hole plates are 6mm thick and 150mm high, and are used for bolt installation and sealing after installation.

8. A six-sided twisted, fully bolted steel column structure according to claim 1, characterized in that: The lower column is equipped with a column base connecting plate. The column base connecting plate is hexagonal with bolt holes around the perimeter. It is fully bolted to the on-site embedded parts. The plate thickness is 40mm.

9. A method for manufacturing a six-sided twist-shaped fully bolted steel column structure as described in any one of claims 1-8, characterized in that, Includes the following steps: Step (1) Pre-form a six-sided continuous twisted plate in a six-sided twisted shape; Step (2): A bevel is made on the six-sided continuous twisted plate that forms a six-sided twisted shape, and the bevel shape simulates the sharp corner shape. Step (3): Draw the projection outline of the projection point according to the three-dimensional control dimensions of the six-sided twisted all-bolted steel column structure, and then place the platform frame; Step (4): Based on the platform frame and the projection outline of the projection point, gradually assemble the six-sided continuous torsion plate, inner partition plate, cross plate and end connection plate of the six-sided twisted all-bolted steel column, and connect them by welding. Step (5): Based on the platform frame and the projection outline of the projection point, gradually assemble the top beam node plate, and connect the various parts by welding. Step (6): Install the lower column section on site and connect the bottom connecting plate of the lower column section to the embedded parts with bolts. Step (7): Install the upper column section on site. The upper and lower columns are connected by end bolt connecting plates. After tightening the bolts, install a 6mm thick hand hole plate. The hand hole plate is connected to the column body by screws.

10. The method for manufacturing a six-sided twist-shaped fully bolted steel column structure according to claim 9, characterized in that: In step (1), the pre-forming of the six-sided continuous twisted plate is carried out independently and processed into the required shape by a cold forming process of gradually twisting the gradient line; when the six-sided continuous twisted plate is pre-formed, the dimensions of the four-sided edge line and the center position need to be controlled according to the projection outline of the projection point, and adjusted by pressing and heating; in steps (6) and (7), the on-site installation is carried out in the form of full bolt connection, and the appearance is fully enclosed by using a hand hole plate.

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